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    <title>文本属性</title>
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        p{background-color: #ececec;height: 150px;text-align: center;line-height: 150px;}
        .one{font-size: 80px;color: #e9394a;font-weight: bold}
        .two{font-size: 40px;color: gray;text-decoration: underline;letter-spacing: 5px;vertical-align: 15px;}
        .three{font-size: 80px;color: gray;font-style: oblique}
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<p><span class="one">好好学习</span><span class="two">努力勤奋</span><span class="three">!</span></p>

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